Compiles an XPath, returning a String equal to that which was passed,
but whose identity is that of one which has been precompiled and cached;
takes an option for specifying text that indicates the name of context node.

Compiles an XQuery, returning a String equal to that which was passed,
but whose identity is that of one which has been precompiled and cached;
takes an option for specifying text that indicates the context node.

Copies the text value of the current document, element, attribute,
comment, processing instruction or text token, counting right from
this cursor's location up to maxCharacterCount,
and copies the returned text into returnedChars.

If the time and timezone are known, this method changes the timezone to the
specified UTC offset, altering minutes, hours, day, month, and year as
necessary to ensure that the actual described moment in time is the same.

If this option is set when loading from an InputStream or File, then
the loader will compute a 160-bit SHA-1 message digest of the XML
file while loading it and make it available via
XmlObject.documentProperties().getMessageDigest();
The schema compiler uses message digests to detect and eliminate
duplicate imported xsd files.